2000541640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 4879595520

約数和(自身を除く): 2879053880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 191, 211, 292, 340, 365, 382, 422, 584, 680, 730, 764, 844, 955, 1055, 1241, 1460, 1528, 1688, 1910, 2110, 2482, 2920, 3247, 3587, 3820, 4220, 4964, 6205, 6494, 7174, 7640, 8440, 9928, 12410, 12988, 13943, 14348, 15403, 16235, 17935, 24820, 25976, 27886, 28696, 30806, 32470, 35870, 40301, 49640, 55772, 61612, 64940, 69715, 71740, 77015, 80602, 111544, 123224, 129880, 139430, 143480, 154030, 161204, 201505, 237031, 261851, 278860, 308060, 322408, 403010, 474062, 523702, 557720, 616120, 685117, 806020, 948124, 1047404, 1185155, 1309255, 1370234, 1612040, 1896248, 2094808, 2370310, 2618510, 2740468, 2941973, 3425585, 4740620, 5237020, 5480936, 5883946, 6851170, 9481240, 10474040, 11767892, 13702340, 14709865, 23535784, 27404680, 29419730, 50013541, 58839460, 100027082, 117678920, 200054164, 250067705, 400108328, 500135410, 1000270820, 2000541640]

約数ペア:

[(1, 2000541640), (2, 1000270820), (4, 500135410), (5, 400108328), (8, 250067705), (10, 200054164), (17, 117678920), (20, 100027082), (34, 58839460), (40, 50013541), (68, 29419730), (73, 27404680), (85, 23535784), (136, 14709865), (146, 13702340), (170, 11767892), (191, 10474040), (211, 9481240), (292, 6851170), (340, 5883946), (365, 5480936), (382, 5237020), (422, 4740620), (584, 3425585), (680, 2941973), (730, 2740468), (764, 2618510), (844, 2370310), (955, 2094808), (1055, 1896248), (1241, 1612040), (1460, 1370234), (1528, 1309255), (1688, 1185155), (1910, 1047404), (2110, 948124), (2482, 806020), (2920, 685117), (3247, 616120), (3587, 557720), (3820, 523702), (4220, 474062), (4964, 403010), (6205, 322408), (6494, 308060), (7174, 278860), (7640, 261851), (8440, 237031), (9928, 201505), (12410, 161204), (12988, 154030), (13943, 143480), (14348, 139430), (15403, 129880), (16235, 123224), (17935, 111544), (24820, 80602), (25976, 77015), (27886, 71740), (28696, 69715), (30806, 64940), (32470, 61612), (35870, 55772), (40301, 49640)]